Boring Introduction  Boring bar identification system (round shank) Bar length F 80 Q 180 Insert shape G 90 R 200 C 80° Rhombic H 100 S 250 D 55° Rhombic J 110 T 300 Clamping system J 70° Rhombic Manufacturer`s option Shank type K 125 U 350 C Top clamp R Round (optional mark or number) S Steel L 140 V 400 M Multi lock S 90° Square A (N) Dynamic Bar A Steel (with coolant) M 150 W 450 P Lock pin only or lever lock T 60° TriangleCCarbideN160Y500SScrew clampV35° RhombicHand of toolRRight-handAE Excellent bar whichis Dynamic Bar type E Carbide (with coolant) P 170 X Special W Wedge lock W 80° Trigon L Left-hand E Excellent bar F S 12 M S C L P R 09 16 Shank diameter Cutting edge angle Insert relief angle Insert size Minimum bore diameter C D,J,Y F K L P 90° 75° 95° 117.5° CCC LDDDC,,J,JCJ,,YY,Y DLD,J,J,Y,Y LLL LLLL LL AN Q S U W B 5° Positive107.5°93°C7° Positive45°60°D15° PositiveS TSSSLLLL TSTTS LLLLLLTTLL E 20° Positive Y X Z85°110°93°(95°) N 0° NegativeP11° Positive RRRLLL RRVRLLLLLVVL VVVLLL AD bars - Identification system for interchangeable heads Cutting edge angle F L 90° 95° Insert shape U Interchangeable head Type of headASteel head withcoolant hole C 80° RhombicD55° Rhombic 93°TTriangle Minimum bore diameter H A 32 P C L N R 12 40 Applicapable adapter diameter Clamping system Insert relief angle Hand of tool Insert size P Pin lock (Lever lock) R Right-hand S Screw clamp L Left-hand T C L L AN C 7° Positive D N 0° Negative L Sleeve identification system EZ H 017 16 HP 100 Symbol of EZ Bars Applications Shank diameter of EZ Bars Sleeve shank diameter Symbol of precision Overall length of sleeve H Sleeve 017 1.7 mm0252.5 mm 16 16 mm25.425.4 mm CT High precision, withcoolant hole100 100 mm120120 mm ... ... ... ... HP High precision ... ... ST Standard F2